Home / 3,467.80-4,785.40-1,895.88

Finding the Fourth Proportional to 3,467.80, 4,785.40 and 1,895.88

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Solution

The fourth proportional to 3,467.80, 4,785.40 and 1,895.88 is: 2,616.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.80 : 4,785.40 = 1,895.88 : x
  2. Step 2: Convert to fraction form
    3,467.80/4,785.40 = 1,895.88/x
  3. Step 3: Cross multiply
    3,467.80x = 4,785.40 × 1,895.88
  4. Step 4: Simplify right side
    3,467.80x = 9,072,544.15
  5. Step 5: Solve for x
    x = 9,072,544.15/3,467.80
  6. Step 6: Final answer
    x = 2,616.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.